EIELSON AIR FORCE BASE, AK, UNITED STATES

08.17.2009

U.S. Air Force Staff Sgt. Justin Hammel, 354th Maintenance Squadron aerospace ground equipment mechanic, drills an air cylinder from an MC2A air compressor Feb. 5, 2013, Eielson Air Force Base, Alaska. The MC2A portable compressor is used for certain low-pressure application on the flightline, such as providing air to vehicles and aircraft tires. (U.S. Air Force photo/Staff Sgt. Jim Araos)